build(deps): bump github.com/spf13/viper from 1.12.0 to 1.15.0

Bumps [github.com/spf13/viper](https://github.com/spf13/viper) from 1.12.0 to 1.15.0.
- [Release notes](https://github.com/spf13/viper/releases)
- [Commits](spf13/viper@v1.12.0...v1.15.0)

---
updated-dependencies:
- dependency-name: github.com/spf13/viper
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

go.mod

@@ -75,7 +75,7 @@ require (
 	github.com/spf13/cast v1.5.0
 	github.com/spf13/cobra v1.6.1
 	github.com/spf13/pflag v1.0.5
-	github.com/spf13/viper v1.14.0
+	github.com/spf13/viper v1.15.0
 	github.com/stretchr/testify v1.8.1
 	github.com/tidwall/gjson v1.14.4
 	github.com/tidwall/sjson v1.2.5
@@ -100,7 +100,7 @@ require (
 	golang.org/x/tools v0.4.0
 	golang.zx2c4.com/wireguard v0.0.0-20211017052713-f87e87af0d9a
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20211027115401-c9b1ec1aa6d8
-	google.golang.org/genproto v0.0.0-20221118155620-16455021b5e6
+	google.golang.org/genproto v0.0.0-20221227171554-f9683d7f8bef
 	google.golang.org/grpc v1.52.3
 	google.golang.org/protobuf v1.28.1
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c
@@ -188,7 +188,7 @@ require (
 	github.com/k-sone/critbitgo v1.4.0 // indirect
 	github.com/kr/text v0.2.0 // indirect
 	github.com/lufia/plan9stats v0.0.0-20211012122336-39d0f177ccd0 // indirect
-	github.com/magiconair/properties v1.8.6 // indirect
+	github.com/magiconair/properties v1.8.7 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-colorable v0.1.12 // indirect
 	github.com/mattn/go-isatty v0.0.14 // indirect
@@ -211,16 +211,15 @@ require (
 	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/opencontainers/image-spec v1.0.2 // indirect
 	github.com/opentracing/opentracing-go v1.2.1-0.20220228012449-10b1cf09e00b // indirect
-	github.com/pelletier/go-toml v1.9.5 // indirect
-	github.com/pelletier/go-toml/v2 v2.0.5 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.6 // indirect
 	github.com/petermattis/goid v0.0.0-20180202154549-b0b1615b78e5 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/power-devops/perfstat v0.0.0-20210106213030-5aafc221ea8c // indirect
 	github.com/prometheus/common v0.37.0 // indirect
 	github.com/rogpeppe/go-internal v1.9.0 // indirect
-	github.com/spf13/afero v1.9.2 // indirect
+	github.com/spf13/afero v1.9.3 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
-	github.com/subosito/gotenv v1.4.1 // indirect
+	github.com/subosito/gotenv v1.4.2 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.0 // indirect
 	github.com/tklauser/go-sysconf v0.3.11 // indirect